﻿// Copyright (c) 2014 AlphaSierraPapa for the SharpDevelop Team
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy of this
// software and associated documentation files (the "Software"), to deal in the Software
// without restriction, including without limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
// to whom the Software is furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all copies or
// substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

using System;
using System.Collections.Generic;
using System.Linq;

using ICSharpCode.PackageManagement;
using ICSharpCode.PackageManagement.Design;
using NuGet;

namespace PackageManagement.Tests.Helpers
{
	public class TestablePackagesViewModel : PackagesViewModel
	{
		public FakeRegisteredPackageRepositories FakeRegisteredPackageRepositories;
		public FakeTaskFactory FakeTaskFactory;
		public List<FakePackage> FakePackages = new List<FakePackage>();
		public int GetAllPackagesCallCount;
		public int PageCountBeforePackagesFiltered;
		public string SearchCriteriaPassedToFilterPackagesBySearchCriteria;
		
		public TestablePackagesViewModel()
			: this(new FakeRegisteredPackageRepositories())
		{
		}
		
		public TestablePackagesViewModel(FakeRegisteredPackageRepositories registeredPackageRepositories)
			: this(registeredPackageRepositories, new FakeTaskFactory())
		{
		}
		
		public TestablePackagesViewModel(
			FakeRegisteredPackageRepositories registeredPackageRepositories,
			FakeTaskFactory taskFactory)
			: base(
				new FakePackageManagementSolution(),
				new FakePackageManagementEvents(),
				registeredPackageRepositories,
				new FakePackageViewModelFactory(),
				taskFactory)
		{
			FakeRegisteredPackageRepositories = registeredPackageRepositories;
			FakeTaskFactory = taskFactory;
		}
		
		public void AddOneFakePackage()
		{
			AddFakePackage("Test");
		}
		
		public FakePackage AddFakePackage(string packageId)
		{
			FakePackage package = CreateFakePackage(packageId);
			FakePackages.Add(package);
			return package;
		}
		
		FakePackage CreateFakePackage(string packageId)
		{
			return new FakePackage() {
				Id = packageId,
				Description = ""
			};
		}
		
		public void AddSixFakePackages()
		{
			AddFakePackages(howMany: 6);
		}
		
		void AddFakePackages(int howMany)
		{
			for (int i = 1; i <= howMany; ++i) {
				AddFakePackage("Test " + i);
			}
		}
		
		protected override IQueryable<IPackage> GetAllPackages(string searchCriteria)
		{
			GetAllPackagesCallCount++;
			SearchCriteriaPassedToFilterPackagesBySearchCriteria = searchCriteria;
			return FakePackages.AsQueryable().Find(searchCriteria);
		}
		
		protected override IEnumerable<IPackage> GetFilteredPackagesBeforePagingResults(IQueryable<IPackage> packages)
		{
			PageCountBeforePackagesFiltered = Pages.Count;
			return base.GetFilteredPackagesBeforePagingResults(packages);
		}
		
		public void AddTenFakePackages()
		{
			AddFakePackages(howMany: 10);
		}
		
		public void AddThreeFakePackages()
		{
			AddFakePackages(howMany: 3);
		}
	}
}
